Home / 4,075,687.80-6,113,337.30-1,379,748.60

Finding the Fourth Proportional to 4,075,687.80, 6,113,337.30 and 1,379,748.60

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Solution

The fourth proportional to 4,075,687.80, 6,113,337.30 and 1,379,748.60 is: 2,069,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075,687.80 : 6,113,337.30 = 1,379,748.60 : x
  2. Step 2: Convert to fraction form
    4,075,687.80/6,113,337.30 = 1,379,748.60/x
  3. Step 3: Cross multiply
    4,075,687.80x = 6,113,337.30 × 1,379,748.60
  4. Step 4: Simplify right side
    4,075,687.80x = 8,434,868,581,002.78
  5. Step 5: Solve for x
    x = 8,434,868,581,002.78/4,075,687.80
  6. Step 6: Final answer
    x = 2,069,557.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.